You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Help me in booking a flight from LAX to LGA?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Oct 11 to 13.

ASSISTANT: Do you have any connection limit?

USER: I prefer travelling in single connection flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Are there any other specifications?

USER: Thank you for asking, at present I don't have any specifications?

ASSISTANT: Please forward your name.

USER: I am Virginia Parker.

ASSISTANT: Sorry, there are no flights found on your specified trip dates.

USER: That's ok, thank you.

ASSISTANT: Thank you.