You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: I am planning to book a ticket from LGA to EWR to attend seminar, can you help me in booking?

ASSISTANT: I am here to help you about that. Can you please provide your planned dates of journey?

USER: I am departing on Aug 02 and return on 04 Aug.

ASSISTANT: Can you please provide your name for further proceedings?

USER: My name is George Baker.

ASSISTANT: Do you need any connecting flight for your journey?

USER: I need a connecting flight.

ASSISTANT: Do you need any other requirements for your journey?

USER: I want to depart in afternoon time and return in afternoon time.

ASSISTANT: Sorry to say this George Baker, there are no flights which travels on your route.

USER: That's ok, thank you for your information.

ASSISTANT: You are welcome, thank you for reaching us.