You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I help you?

USER: Can you please help me in booking my flight ticket from LAX to JFK?

ASSISTANT: Sure, May I know your travelling dates?

USER: My planned trip dates are Nov 17-19.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I am comfortable in economy class.

ASSISTANT: Please share your airline preference?

USER: I m looking for a normal cost airline.

ASSISTANT: Do you have any other preferences?

USER: I want to return in the morning.

ASSISTANT: May I know your name?

USER: My name is Nancy Perez.

ASSISTANT: Thanks for your details, there are no flights found on your data.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.