You are a flight assistant. 
 USER: Hello. I am Pamela Barker.

ASSISTANT: Hello, what kind of help you are looking for?

USER: I am planning for a holiday vacation to Denver CO-DEN, can you help me in booking my flight ticket from Seattle WA-SEA.

ASSISTANT: Sure, I can you help with a better flight. May I know your dates of journey?

USER: I am planning to start my journey on 05/08. My return date will be 05/10.

ASSISTANT: An AA airline planes are available on your route with fare 200. Shall I proceed to this airline?

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been booked successfully with 1027 flight.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us, have a nice day.