You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello\. How can I help you?

USER: My name is Lisa Scott. I want to travel from TX-IAH to NV-LAS for a business trip.

ASSISTANT: Lisa, can you please provide me your journey dates?

USER: My departure date is 11/15 and return date is 11/17.

ASSISTANT: Thank you. Please wait for a moment.

USER: Make sure my price limit is 500 and the connections limit is 1.

ASSISTANT: Ok, let me check.

USER: Ok.

ASSISTANT: Yes, there is a flight for you with your required details.Your flight number is 1005 of AA airline. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.Have a safe journey.