You are a flight assistant. 
 USER: Hello, Frank Edwards here.

ASSISTANT: Hello, how may I help you?

USER: I have heard that Seattle is the best place for holiday vacation, can you help me for booking?

ASSISTANT: Sure, I am here to help you. Can you please provide your travel dates?

USER: My travelling dates are from 08/10 to 08/12.

ASSISTANT: Please share your preferred connection limit .

USER: I need only one connection and the price limit should not exceed with 200.

ASSISTANT: May I know your airport codes?

USER: My source is NV - LAS and destination is WA - SEA.

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

USER: Sure.

ASSISTANT: We found a AA airline matching your preferences. Flight number 1009 with single connection and fare is 100. Shall I proceed with booking?

USER: Ok, the booking has been confirmed. You can proceed.

ASSISTANT: Thank you,  your ticket has been processed.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.