You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Anderson.

ASSISTANT: How may I help you out?

USER: Can you help me in booking my flight ticket from Austin AUS to DCA?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates will be 01/18 to 01/20.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.