You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Justin Allen here.

ASSISTANT: How can assist you?

USER: I want to meet my boss as he met with an accident, can you please help me to book my flight ticket from OAK to ORD?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, I will depart on 01/14 and return on 01/16.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Ok, here is a flight ticket with fare 100 and UA as airline. Shall I proceed for booking?

USER: Sounds perfect! You can proceed for booking the ticket.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you very much for your help.

ASSISTANT: Thank you for reaching us.