You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol Allen.

ASSISTANT: What type of help that you are looking from our agency?

USER: I would like to travel from OAK to IAD, can you help me to book a flight ticket?

ASSISTANT: Sure, I am glad to help you to book the flight ticket.

USER: Thank you.

ASSISTANT: Please share your planned travel dates. So that, I will search the exact flight for your journey.

USER: I am travelling from May 25 to May 27.

ASSISTANT: Ok, please tell me if you have any class preference.

USER: No, I am comfortable with any class.

ASSISTANT: How many halts do you need in between your journey?

USER: I need a single halt in between my journey.

ASSISTANT: Ok, please wait a minute while I am checking the flight availability.

USER: Sure.

ASSISTANT: The AA airlines is providing the service which is having a connection limit 1 and the ticket fare is 100 which is an economy class flight. Would you like me to proceed with the ticket booking?

USER: Please proceed.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1023 and the departing in the afternoon time.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a safe flight.