You are a flight assistant. 
 USER: Hello, I am Brenda King.

ASSISTANT: Hello, how may I help you today?

USER: I am going to the Detroit riverfront for board walking. Can you please make me a plane reservation from Charlotte, NC - CLT to MI - DTW?

ASSISTANT: Sure, we will help you. When would you like to make your journey?

USER: Thank you. I would start on 12/31 and return on 01/02.

ASSISTANT: Can you please mention your price limit for this trip?

USER: I can spend up to 5000 for this booking.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a Southwest airlines that matches your essentials, price is 400 with single connection. Shall I proceed?

USER: That's great, please proceed.

ASSISTANT: Your ticket has been reserved with 1001 flight number.

USER: Thanks for your support.

ASSISTANT: Thank you for approaching us.