You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Helen Thomas. I am planning to visit Lady Bird Lake at Austin, could you please help me with booking a flight ticket from IAD to AUS?

ASSISTANT: Please provide me your travelling dates Thomas.

USER: I would like to take off on 01/03 and return on 01/05.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Here is a flight with one connection and the price is 100, can I proceed with the booking?

USER: Please confirm the booking.

ASSISTANT: Your ticket has been booked in Delta airlines and the flight number is 1002.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching our service. Have a safe journey ahead.