You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you?

USER: I am Helen Martin. I want to book a flight ticket to attend an event from MA-BOS to GA-ATL. Can you help me?

ASSISTANT: Sure, I will help you. Do you need a direct flight or connecting flight?

USER: I need a direct flight.

ASSISTANT: May I know your trip dates?

USER: 11/16 and 11/18 are my travelling dates.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thanks for being waiting, but there is no seats available on your journey dates.

USER: No issue. Thank you.

ASSISTANT: Thank you for choosing us.