You are a flight assistant. 
 USER: Hello. I am Susan Mitchell here.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me with booking a flight ticket from LAX to EWR?

ASSISTANT: May I know your preferred dates?

USER: My preferable travel dates are from Feb 27 to Feb 29.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight in my journey.

ASSISTANT: May I know your departure and arrival timings?

USER: My return time is morning.

ASSISTANT: Ok, do you have any other specifications?

USER: I prefer to book my ticket in business class.

ASSISTANT: Sure, please wait.

USER: Sure, I will wait .

ASSISTANT: Sorry, there are no flights found with your requirements.

USER: Not an issue, anyway thank you for the information.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your service.