You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Myself Melissa Taylor.

ASSISTANT: Yes, Taylor.

USER: Can you please book a flight ticket from ATL to LGA?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, I need to travel on dates of 06/14 and 06/16.

ASSISTANT: JetBlue airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: Sure, please make sure that connection 0.

ASSISTANT: Sorry to inform you there are no direct flights available on your given dates.

USER: Oh! It is sad to hear. Anyway, I will go with another agency this time.

ASSISTANT: Thank you.