You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a flight ticket to attend my Friend's Marriage in Detroit, MI - DTW.

ASSISTANT: Ok.

USER: Can you hold me a connecting flight?

ASSISTANT: Sure.

USER: Ok.

ASSISTANT: May I know your good name?

USER: I am Thomas Carter.

ASSISTANT: Let me know your trip dates.

USER: My travelling dates are 02/15 - 02/17.

ASSISTANT: To proceed booking I need your other airport code.

USER: My boarding is from Austin, TX - AUS.

ASSISTANT: Please, wait.

USER: Ok.

ASSISTANT: There is a flight with airline:Delta, flight number:1015, price 100,1 connection. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your confirmation.

ASSISTANT: Thank you.