You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Could you please help me in flight ticket booking process from DFW to PHX?

ASSISTANT: Sure, can you please specify me your dates of travel?

USER: Thank you for your response, I want to take off on May 17 and book my return ticket also on May 19.

ASSISTANT: Do you like to go with a economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: May I know your other specifications?

USER: I would like to return in afternoon time.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: Sure, my name is Frank Perez.

ASSISTANT: There is a flight-1027 in business class with single connection. Shall I confirm it?

USER: Please proceed.

ASSISTANT: Ok, booking is done on JetBlue airlines.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.