You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Please help me to book a flight ticket from SFO to PHX.

ASSISTANT: Sure, may I know your name please?

USER: Jerry King.

ASSISTANT: May I know your planned travelling dates please?

USER: My travel dates are from Feb, 07 to Feb, 09.

ASSISTANT: Is there any specific class preference for you?

USER: I am happy with any class.

ASSISTANT: May I know your preferable time for journey?

USER: I need to return in the morning.

ASSISTANT: May I know your connection limit please?

USER: I prefer a single connecting flight.

ASSISTANT: There is a connecting flight of fare 300 with economy class in Southwest airline, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1009.

USER: Thank you for booking.

ASSISTANT: You are welcome.Thank you for reaching us.