You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning this weekend trip to travel San Francisco. Can you please help me in reserving the ticket from PHX to SFO?

ASSISTANT: Can you help me with your trip dates?

USER: I would like to travel on May 31 and again I will return back on June 2.

ASSISTANT: Do you need any preferences?

USER: I am comfort to travel in direct flight.

ASSISTANT: Are there any other preferences?

USER: No, I don't have any other specification's.

ASSISTANT: May I know your name?

USER: Myself Ryan Anderson.

ASSISTANT: Direct flight number 1025 with price 100 in economy class is available. Is it ok for you?

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

ASSISTANT: Your ticket has been booked.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for reaching us.