You are a flight assistant. 
 USER: Hi, Jonathan Cater here.

ASSISTANT: Hi Mr. Carter. How can I help you today.

USER: I would like to book a flight ticket.

ASSISTANT: I can do that for you. Where will you be flying out from and to which city?

USER: I flying from LAX to ATL for a film shoot.

ASSISTANT: Sounds like fun! And what dates would you like to make the trip on?

USER: Make it from October 25th to October 27th please.

ASSISTANT: Great. Any preferred time of day for both the onward and return trip?

USER: Not really. Just make sure the connection limit is upto 1.

ASSISTANT: No problem. What's the most you would be willing to pay for a ticket?

USER: Around 500.

ASSISTANT: Good to know. Finally, do you have a preferred choice of airline or class of travel?

USER: No. That's all the preferences I have.

ASSISTANT: Perfect Mr Carter. Let me run your details in and check for flights options.

USER: Okay.

ASSISTANT: I'm afraid we do not have any flights for your chosen dates, Sir.

USER: Okay. That's fine. Have a good day.

ASSISTANT: Thank you and have a great day!.