You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I am Alexander Collins.

ASSISTANT: Ok.

USER: Can you please help me in making a reservation to Austin, AUS as I have to attend a seminar?

ASSISTANT: Sure, may I know your boarding point?

USER: My boarding airport code is New York, EWR.

ASSISTANT: Could you please provide me your journey dates?

USER: Journey dates are 05/20 and 05/22.

ASSISTANT: Do you want connecting flight?

USER: I am comfortable with any flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: It's ok. Thank you.

ASSISTANT: Thank you for opting us.