You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Mark Harris.

ASSISTANT: How can I help you?

USER: Can you help me in booking from PHX to SFO, as there is a farewell party in my college?

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates are 01/24 to 01/26.

ASSISTANT: There is a flight with connection limit 1 and fare 100, is it ok for you?

USER: You can confirm it.

ASSISTANT: Your ticket is booked, flight number 1003.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.