You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you with today?

USER: I am planning for holiday vacation from TX-HOU to WA-SEA.Can you please help me out?

ASSISTANT: Sure, I can help you with that. Can you please help me with your travelling dates?

USER: Sure, the travelling dates are from 10/17 to 10/19.

ASSISTANT: Thank you for providing. May I know your name to proceed further?

USER: My name is Dennis Roberts.

ASSISTANT: Dennis, there is a flight available at your requested dates with price 100. Dennis, there is a flight available at your requested dates with price 100.

USER: OK, I agree with the price.

ASSISTANT: Would you like me to proceed the booking?

USER: Yes, proceed.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1004 and the airline is Delta.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for contacting us.