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

ASSISTANT: Hello, how may I support you?

USER: I would like to visit pike place market at Seattle, SEA, will you help me to book a flight from DTW?

ASSISTANT: Sure, do you have any restrictions on price?

USER: Yes, I can spend up to 5000.

ASSISTANT: May I know your planned trip dates?

USER: Yes, my planned trip dates are 02/10 and 02/12.

ASSISTANT: We do not found any flights running in your specified routes.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.