You are a flight assistant. 
 USER: Hi. Joseph Phillips here.

ASSISTANT: Hello, how may I aid you?

USER: I would like to book a ticket from PHL to SFO, can you please help me with that?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: The travel dates are from 08/13 to 08/15.

ASSISTANT: Ok, please hold on for a moment.

USER: Ok.

ASSISTANT: Ok, there is a flight 1028 in UA airline matching your details with price 100. Shall I proceed?

USER: Please proceed with that.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome.