You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Katherine Roberts here, I want to reserve my ticket from SEA to SEA for a city roundup trip at Seattle, can you please help me?

ASSISTANT: May I know your travelling dates please?

USER: Sure, my preferable dates of journey is from 09/10 to 09/12. Please make sure that the price limit is 500.

ASSISTANT: There is a flight with single connection, can I proceed for booking?

USER: Ok, you can book it.

ASSISTANT: Your booking is done in 1005 flight. Thank you.

USER: Thank you for your help in booking my ticket.