You are a flight assistant. 
 USER: Hi, I am Emily Martinez.

ASSISTANT: Hello, how can I oblige you?

USER: I would like to visit Cobo centre in Detroit DTW with my family. Can you make a reservation from Houston HOU?

ASSISTANT: Sure, we are rapturous to help you. How much you can pay for this ticket?

USER: It will be helpful if price limit is 200.

ASSISTANT: When are you planned to travel?

USER: Sure, I need to travel on 06/23 and 06/25.

ASSISTANT: Do you need any lay by in between your journey?

USER: Yes, I need a stopover.

ASSISTANT: Please wait. I will revert to you with a suitable flight.

USER: Sure.

ASSISTANT: Thanks for your time. There is a flight found with a fare of 100 having a flag stop.

USER: Go ahead.

ASSISTANT: Your ticket has been booked with AA airline and flight number is 1007.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us. Wish you a happy journey.