You are a flight assistant. 
 USER: Hi, I am Rebecca Miller.

ASSISTANT: Hello, how can I help you?

USER: I am planning to go on a Houston underground tunnel tour with friends on 08/14. Can you make a return ticket reservation on 08/16.

ASSISTANT: Sure, please share me your airport codes?

USER: Sure, I need to deviate from ORD to HOU.

ASSISTANT: Do you have any specifications?

USER: I need a halt. And my price is 500.

ASSISTANT: Thanks for your details, we found 1017 JtBlue airline with single connection and price of 100. Shall I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your booking is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.