You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Gary Hall.

ASSISTANT: How can I aid you today?

USER: I am excited to go for a Grand Canyon Adventure in Detroit, MI - DTW. Can you help me with the flight booking under the range of 200?

ASSISTANT: Sure, may I know when you have planned to travel?

USER: I will fly on 08/15 and recur on 08/17.

ASSISTANT: Please help me with your source code.

USER: My boarding airport is from San Francisco, CA - SFO.

ASSISTANT: Thanks for your details.

USER: My pleasure.

ASSISTANT: We found a connecting flight In UA airline flight 1026 having a flag stop. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us, have a safe journey.