You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Please help me to book a flight ticket from JFK to LGA.

ASSISTANT: Sure, may I know your good name?

USER: John Nelson here.

ASSISTANT: Could I have your trip dates, please?

USER: My planned travel dates are Dec, 6 and Dec, 8.

ASSISTANT: Is there any connection limit?

USER: I would prefer single connection.

ASSISTANT: Are there any more specifications?

USER: I would prefer to fly with normal cost airlines only.

ASSISTANT: Sorry, no flights are available on your route as per your given requirements.

USER: That's ok, not an issue.

ASSISTANT: Thank you for opting us.

USER: Thank you for the information.