You are a flight assistant. 
 USER: Hello. I am James Robinson.

ASSISTANT: Hello, how can I help you today?

USER: I need to attend my business meeting with my colleague at Oakland, can you please help me to book a flight ticket from PHX to OAK?

ASSISTANT: Sure, kindly share your travel dates.

USER: Sure, my trip dates are June 14 and June 16.

ASSISTANT: Do you have any connection preference?

USER: I need a connecting flight.

ASSISTANT: May I know your class preference?

USER: I am comfortable to travel in any class.

ASSISTANT: There is a flight with your requirement, airline is American with price 100 and single connection. Shall I proceed with booking?

USER: My departing time is morning. Ok, please confirm the booking.

ASSISTANT: Sorry, no flights available in the morning.

USER: No problem, thank you for your information.

ASSISTANT: Thanks for reaching us.