You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

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

ASSISTANT: Sure, I will help you with that. Can you please provide your planned dates of travelling?

USER: Thank you for your response, I want to take off on Apr 14 and book my return ticket also on Apr 16.

ASSISTANT: On whose name I have to book the flight ticket?

USER: Please confirm this flight ticket on my name Steven Williams.

ASSISTANT: Do you have any connection limit?

USER: I will prefer 1 break in between my journey.

ASSISTANT: At what time would you like to depart and return?

USER: I want to return in afternoon time.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok.

ASSISTANT: We regret to inform you that, there are no flights available for your journey with your requested preferences.

USER: Oh! It's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for approaching us, hope you have a great day.