You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking the flight ticket from SFO to LGA?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: My travel dates are July 25 and July 27.

ASSISTANT: Do you need any break?

USER: Yes.

ASSISTANT: Is there any other requirements?

USER: I don't have any other any requirements.

ASSISTANT: May I know your name?

USER: Timothy Phillips.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Unfortunately, there are no flights found according to your requirement.

USER: Not an issue, thank you for the service.

ASSISTANT: Thank you for reaching us.