You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephen Gonzalez.

ASSISTANT: How may I guide you?

USER: Can you please book a flight ticket from EWR to AUS?

ASSISTANT: Stephen Gonzalez, may I know your desired dates?

USER: Sure, I need to travel on dates of May 25 and May 27.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I am looking for single connection.

ASSISTANT: What is your depart and arrival time?

USER: I would like to depart in the evening time.

ASSISTANT: Give me a moment to check with availability.

USER: Sure, take your time.

ASSISTANT: Flight-1002 is available for you with economy class. Can I book it?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: Thank you for your help.

ASSISTANT: Have a nice day.