You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Michael Hill. I am planning to visit Lady Bird Lake at Austin, could you please help me with booking a flight ticket from IAD to AUS?

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to take off on 01/26 and return on 01/28.

ASSISTANT: Let me check for the availability of flight.

USER: Sure, take your time. Make sure the connection is 1.

ASSISTANT: Michael, I am sorry to inform you that there is no flight available with 1 connection.

USER: That's ok, no issues. Anyways, thank you for the information.

ASSISTANT: Thank you for contacting us.