You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I will help you. When would you like me to book your flight ticket?

USER: My travel dates are 12/25 ans 12/27.

ASSISTANT: Your good name please?

USER: I am Sharon Hill.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Is there any time concern regarding your journey?

USER: I am ok with any timings.

ASSISTANT: Which class would you prefer for your journey?

USER: I am ok with any class.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Thank you for sharing the details. There is a flight available with fare 100 and single connection in American Airline. Shall I confirm it?

USER: Yes, proceed.

ASSISTANT: Your ticket has been confirmed in economy class with flight number 1003.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.