You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am Carol Edwards. I am planning to travel to Las Vegas, can you help me in booking a flight from Houston?

ASSISTANT: Sure, I am here to help you.

USER: Ok.

ASSISTANT: When you are willing to travel?

USER: I like to travel on May 20 to May 22.

ASSISTANT: Can you help me with your airport codes?

USER: My airport codes are IAH and LAS.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found 1004 Delta airlines with single connection with price 200. Shall I proceed with the booking?

USER: Proceed for booking.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.