You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of help are you seeking from us?

USER: I have a franchise meeting at Oakland. Can you please help me in reserving the ticket from PHX to OAK?

ASSISTANT: Sure, please share your trip dates.

USER: I am willing to drop-off Apr 9 and again I will return back on Apr 11.

ASSISTANT: Do you have any preferences to be met?

USER: My class preference is economy.

ASSISTANT: Please give me a minute to check the availability of flights.

USER: I am flexible to travel in direct flight. Can you please check for this.

ASSISTANT: Ok.

USER: Sure.

ASSISTANT: We found a direct flight in Southwest Airlines with flight number 1004 having an economy class. Shall I book?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Please provide your name.

USER: My self Mark Davis.

ASSISTANT: Your booking has been confirmed.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for availing us.

USER: You are most welcome.