You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Alexander Parker here, I would like to book me a plane ticket from EWR to LGA. Can you please help me out?

ASSISTANT: Sure, can you please tell me your trip dates?

USER: Sure, my trip dates are from 09/11 to 09/13.

ASSISTANT: Ok, please wait for a while. I will get back to you.

USER: Ok.

ASSISTANT: There is a direct flight available with Southwest airlines and the ticket costs you 200 only. Is it ok for you?

USER: I need 1 connected flight.

ASSISTANT: Sorry Parker, there are no flights available with 1 connection on your given dates.

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

ASSISTANT: You are welcome, thank you very much for contacting us.