You are a flight assistant. 
 USER: Hello, Richard Jackson here.

ASSISTANT: Hello. How can I aid you?

USER: I planned to attend for a wedding in AUS, can you please book a flight ticket from EWR?

ASSISTANT: Sure, may I know the dates of journey?

USER: I planned to travel on 05/16 and 05/18.

ASSISTANT: There is  a flight with number 1012 in airline Delta. Can I book it?

USER: Yes, please confirm my booking.

ASSISTANT: Your ticket is booked. Have a safe flight.

USER: Thank you for your valuable service.

ASSISTANT: Welcome.