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

ASSISTANT: Hello, how may I assist you today?

USER: I am a musician and I need to celebrate music festivals in Houston on 04/20. Can you make a reservation with fare 200?

ASSISTANT: Sure, I will help you with booking. Please share me your source and destination airport code?

USER: Sure, I am heading towards IAH from LAS.

ASSISTANT: May I know when you will return from Houston?

USER: Sure, I need to return on 04/22.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. I have a Delta airline for you, flight number is 1002 and fare is 100. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your flight ticket has been booked on flight 1002.

USER: Thank you for your help.

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