You are a flight assistant. 
 USER: Hello,. I am Scott Taylor.

ASSISTANT: Hello, how can I help you for the day?

USER: Can you please reserve me a flight ticket from LGA to SFO?

ASSISTANT: Sure. Do you need a lay by in between your journey?

USER: Yes, I need a lay by in between journey.

ASSISTANT: Help me with your travelling dates please.

USER: My journey start on 02/02 and need to catch return flight on 02/04.

ASSISTANT: How much you can afford for this journey?

USER: I can afford up to 500 for this journey.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, there are no flights available with your requirements.

USER: Ok, no problems. Thank you for your information.

ASSISTANT: Thank you for contacting us.