You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Alexander Nelson. I want to book a flight ticket from GA-ATL to DC-DCA. Can you help me?

ASSISTANT: Sure, please share me your travel dates.

USER: 08/19 and 08/21 are my travelling dates.

ASSISTANT: Ok. Please wait for a moment.

USER: Ok.

ASSISTANT: Do you need any halt?

USER: I need a connecting flight.

ASSISTANT: Sorry to say that, we have only direct flights.

USER: No issue. Thank you.

ASSISTANT: Thank you for reaching us.