You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from JFK to LGA?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are from Nov 03 to Nov 05.

ASSISTANT: Do you have any specifications?

USER: I need a lay by in between my journey.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Benjamin Lopez.

ASSISTANT: Thanks for your details, there are no flights available at this moment matching your particulars.

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for choosing us.