You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I want to change my existing reservation, can you please help me with this?

ASSISTANT: Sure, may I know your name?

USER: I am Timothy Martin.

ASSISTANT: We found reservation on your name, please provide your travelling dates?

USER: My trip dates are Jan 27 and Jan 29.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from SEA to DTW?

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Jet Blue airlines flight- 1003 of price 100 with connection in economy class matches your given details, shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.