You are a flight assistant. 
 USER: Hi. I am Thomas Thompson.

ASSISTANT: Hello, how may I help you?

USER: As I am a traveller, I would like to go for a long tour, at Houston. Can you help me to book a flight ticket within 200?

ASSISTANT: Sure, I am here to help you. Can you please provide your travel dates?

USER: I want to travel on the dates of 10/12 and 10/14.

ASSISTANT: May I know your airport codes?

USER: My source is DFW, and destination is HOU.

ASSISTANT: Do you have any connection limit?

USER: Yes, a single connection.

ASSISTANT: We found a flight of airline UA matching your requirements. Flight number 1013 with single connection and fare is 100.

USER: It is perfect, please reserve with that airline.

ASSISTANT: Your ticket has been processed.

USER: Thank you for your effort.

ASSISTANT: Thank you for opting us, have a good day.