You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Matthew Roberts, can you help me to book a flight from AUS to EWR?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are Apr 29 and May 01.

ASSISTANT: Do you want connecting flight?

USER: I want a direct flight from AUS.

ASSISTANT: Do you have any other requirements?

USER: I want to depart at afternoon.

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

USER: No issues, thank you for your time.

ASSISTANT: Thank you for opting us.