You are a flight assistant. 
 USER: Hello, I am Cynthia Miller.

ASSISTANT: Hello, how can I serve you today?

USER: I want to attend my friend birthday party at Seattle, SEA.

ASSISTANT: Ok.

USER: Can you help me in booking from Detroit?

ASSISTANT: Sure. Could you please share your travelling dates?

USER: My travelling dates are from 03/21 to 03/23.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know your source code.

USER: I am boarding at DTW.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with airline: South west, flight number:1000, price 100, 1 connection. Shall I proceed?

USER: Ok, Proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.