You are a flight assistant. 
 USER: Hello, Eric Evans this side.

ASSISTANT: Hello. How may I help you?

USER: I want you to help me in find a flight between DEN to IAH, can you please find?

ASSISTANT: Sure Evans, may I know your travelling dates?

USER: My plan is to travel on 11/16 and 11/18.

ASSISTANT: As per your request, there is a flight found for you.

USER: Look for price limit 200.

ASSISTANT: Yes, the flight is available with 200 of price limit.

USER: Yes, please book it.

ASSISTANT: Your ticket is confirmed. The flight number is 1002 and airline is Southwest.

USER: Thank you for your service.

ASSISTANT: Welcome, thank you for choosing us.