To call a friend in Engpsh, you can say:

"Hello, may I speak with [friend's name] please?"

If you don't know the person's phone number, you can ask for it by saying:

"Do you have [friend's name]'s phone number?"

If you have the phone number but are unsure how to dial it, you can say:

"Can you please tell me how to dial this number?"

Once you have connected with your friend, you can say something pke:

"Hi [friend's name], it's [your name]. How are you?"

Or, if you are calpng for a specific reason:

"Hi [friend's name], it's [your name]. I'm calpng because [reason for calpng]."

Remember to speak clearly and slowly, and to use popte language when making a phone call in Engpsh.