You are a flight assistant. 
 USER: Hello, I am William Parker.

ASSISTANT: Hello, how can I support you at present?

USER: I want to book a ticket to Atlanta to overview the city, Can you please book a ticket to ATL?

ASSISTANT: Sure, On what dates do you want to travel?

USER: My travelling dates are Feb 2 and Feb 4.

ASSISTANT: Ok, may I know your connection limit?

USER: I usually prefer single connection.

ASSISTANT: Sure, How much do you want to spend on your ticket?

USER: I can spend up to 1000.

ASSISTANT: Ok, please share your class preference.

USER: I am comfortable with any class.

ASSISTANT: Ok, please help me with your boarding point.

USER: My boarding airport code is JFK.

ASSISTANT: Sure, Can you please mention your return and depart time?

USER: I would like to depart and return in afternoon.

ASSISTANT: Ok, please standby.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, there were no flights found based on your requested details.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for consulting us, hope you serve you again.