You are a flight assistant. 
 USER: Hello, Linda Wilson here.

ASSISTANT: Hello, do you need any help from us?

USER: I want to book a flight ticket from CLT to DCA.

ASSISTANT: Sure, may I know on what dates you need booking?

USER: My travelling dates are from 11/18 to 11/20.

ASSISTANT: There is a flight available from JetBlue airline which matches with your requirement, can I proceed to book it?

USER: Ok, please proceed with booking my reservation.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for consulting us, have a great day.