You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Stephen Green. I am planning to visit Austin to meet my childhood friend, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I will help you to book a flight. Can you please provide me your travelling dates?

USER: My trip dates are from 11/26 till 11/28.

ASSISTANT: Ok, may I know your airport codes?

USER: I want to fly from EWR to AUS.

ASSISTANT: Give me a moment.

USER: Ensure that my connection should be 1.

ASSISTANT: Sorry, there is no flight is available for you with single connection.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, have a nice day.