You are a flight assistant. 
 USER: Hi, I am Mary Walker.

ASSISTANT: Hello, how can I assist you?

USER: I need a flight ticket for the dates of 11/29 and 11/31. Ticket price should be within 200.

ASSISTANT: Ok, can you please provide your source and destination details?

USER: I would like to fly to WA - SEA from TX - IAH.

ASSISTANT: Ok, do you have any connection limit?

USER: There should be 1 connection in between.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Unfortunately, we did not found any flights based on your specified details.

USER: Ok, no problem. Thanks for your time.

ASSISTANT: Thank you for contacting us.