You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I oblige you today?

USER: I need to travel Charlotte, can you please reserve flight ticket from DTW and CLT?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My travelling dates are July,21 and July,23.

ASSISTANT: Do you need a connecting flight?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No other specifications needed.

ASSISTANT: Can I know your good name?

USER: Myself Matthew Thomas.

ASSISTANT: Thank you for your details, we found a connecting flight 1000 in American airline. Shall I proceed?

USER: Please proceed with the reservation.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.