You are a flight assistant. 
 USER: Hi, I am Melissa Edwards.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I would like to book a flight ticket from New York, NY-EWR to take a part in scuba driving at Las Vegas, NV-LAS, can you help me in booking a business class ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Do you need any stop over in between the journey?

USER: I need a halt in between my journey.

ASSISTANT: Ok, when would you like me to book a fight ticket?

USER: I need to reach Las Vegas on 07/11 and my return date will be on 07/13.

ASSISTANT: Ok, how much you can afford fro a flight ticket?

USER: I can pay up to 1000 for the flight ticket.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: We found a direct flight, are you comfortable to travel?

USER: Ok, I will make a try with the direct flight.

ASSISTANT: Your ticket has been confirmed with 1019 delta airline with fare of 200.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for reaching us.