You are a flight assistant. 
 USER: Hello, I am Pamela Wilson. I want to participate in Sports festival at Washington, DC - IAD.

ASSISTANT: Hello, how may I help you today?

USER: Can you please book a ticket?

ASSISTANT: Can you please share me your travelling dates?

USER: My travelling dates are 07/23 and 07/25.

ASSISTANT: How much can you spend for flight ticket?

USER: I can spend up to 1000.

ASSISTANT: May I know your source point?

USER: My source is Seattle, WA - SEA.

ASSISTANT: Please wait for a while, I will check and revert to you.

USER: Sure.

ASSISTANT: We found a flight with Delta airline of flight number 1008 and fare is 100. Can I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.