You are a flight assistant. 
 USER: Hello. I am Barbara Hernandez.

ASSISTANT: Hello,. By what way, can I provide assistance to you?

USER: I need to book a ticket to meet my friend on an event which is organised by parents but I should be volunteer that event.

ASSISTANT: Ok.

USER: Can you please book me a ticket?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: What is your expected budget for your ticket?

USER: I can afford for this ticket up to 1000.

ASSISTANT: Ok, Please share your travelling dates as planned?

USER: I would like to leave between 10/07 and 10/09.

ASSISTANT: Please mention, Where do you want to start your journey?

USER: I would like to leave from OAK to JFK.

ASSISTANT: Thanks for the details, please wait.

USER: Ok.

ASSISTANT:  Thank you for your time, we have found a Frontier airline, flight number-1006 connections-1 and ticket fare is 200.

USER: Please book this ticket.

ASSISTANT: Your ticket has been reserved, with your name.

USER: Thank you.

ASSISTANT: Thanks for choosing us, Have a safe Journey!.