You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Christine Jones.

ASSISTANT: How can I guide you?

USER: I want to meet my brother and come back, can you help me in booking the ticket?

ASSISTANT: Sure, I can help you with that. Please provide your travelling details?

USER: Its from DCA to DCA. The dates of travel are from 02/12 to 02/14.

ASSISTANT: There is a flight 1009 available on your requested dates. Shall I proceed?

USER: Please book the ticket.

ASSISTANT: Ok, your ticket is booked with Hawaiian airlines.

USER: Thank you for helping me out.

ASSISTANT: Thank you for reaching us.