You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Michelle Martinez. Can you please help me with booking a flight ticket from AUS to LGA?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: My travel dates are 01/17 and 01/19.

ASSISTANT: Do you have any connection preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: I would like to depart at evening.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry we didn't find any flights with your details.

USER: Ok, no issues.

ASSISTANT: Thank you for opting us, have a good day.

USER: Thanks for the help.