You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I need to reserve a ticket from CLT to PHX, can you help me in doing that?

ASSISTANT: Sure, please share me your trip dates.

USER: My journey dates are May 03 to 05.

ASSISTANT: Is there any time concern for you?

USER: My return time is in afternoon.

ASSISTANT:  For booking, we need your good name. Please mention it.

USER: I am Sandra Campbell.

ASSISTANT:  Do you need direct flight or connecting flight?

USER: I need a single connecting flight.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with class.

ASSISTANT: We found a Hawaiian airline and 1013 is flight number with  a fare of 200. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.