You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Shirley Smith.

ASSISTANT: How can I help you?

USER: I would like to book a ticket to Austin as I am moving for friend's house, can you please help me out?

ASSISTANT: May I know your desired travel dates please?

USER: I am travelling on these dates 08/05 and 08/07.

ASSISTANT: Can you please share your airport codes please?

USER: I am flying from IAD to AUS. Make sure my connection limit is 0.

ASSISTANT: There is no flight available on your desired travel dates.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for opting us.