You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Sharon Martin, my plan is to meet my cousin on 08/26 and return back on 08/28. Can you help me to book a flight ticket on given dates?

ASSISTANT: Sure, do you have any connection limit?

USER: Yes, I want one halt in my journey.

ASSISTANT: Please provide your journey airport codes.

USER: My source point is Boston, MA-BOS and destination is St. Paul, MN-MSP.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: Thank you for your time. Is there any price limit?

USER: Yes, my budget for flight ticket is 200.

ASSISTANT: Ok, there is no flight available according to your request.

USER: Ok, thanks for your service.

ASSISTANT: Thank you for reaching us.