You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I amend you today?

USER: I am Charles Jones. I am planning to go for shopping at SEA, can you please book a ticket for me?

ASSISTANT: Sure, Can you please provide your journey dates?

USER: Journey dates are 06/11 to 06/13.

ASSISTANT: How much you can spend for flight ticket?

USER: Price limit is 5000.

ASSISTANT: Please specify your boarding point?

USER: Source code is Chicago, ORD.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a Delta airlines of 1005 flight number with single connection and the fare of 100. Shall I proceed to booking?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved with this airlines.

USER: Thank you.

ASSISTANT: Thank you for approaching us.