You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: I need to travel from DEN to PHX, can you help me with that?

ASSISTANT: Sure, do you have any class preference?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Kimberly Thomas.

ASSISTANT: Could I have your journey dates, please?

USER: My trip dates are 03/20 and 03/22.

ASSISTANT: Do you have any more specifications?

USER: I need a connecting flight.

ASSISTANT: We found a connecting flight 1022 from American Airlines with a fare of 100. Shall I proceed for booking?

USER: Yes, proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.