You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dorothy Wilson.

ASSISTANT: How may I assist you?

USER: I am looking for a flight having with single connection for my journey, can you please make a reservation between LAS and LGA?

ASSISTANT: Sure, I will help you. Can I have your planned travel dates please?

USER: My travelling dates are 09/27 and 09/29.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your specific timings of your journey?

USER: I want to return at morning.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Dorothy Wilson, no flights has been found on your planned travel dates.

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

ASSISTANT: Thank you for choosing us.