You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Timothy Mitchell want to travel from NY-LGA to TX-AUS to meet my friends. Can you book a direct flight?

ASSISTANT: Sure, please provide your travel dates?

USER: My travel dates are 05/29 and 05/31.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there is no connecting flight found from your source.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.