You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Christine Lee, please can you help me with the ticket booking from IAD to IAD?

ASSISTANT: Can you please tell your travelling dates?

USER: Sure, my travel date is on 05/12 from my location and the return is 05/14.

ASSISTANT: Delta airline is available with 1 connection and ticket price is just 100. Shall I proceed with it?

USER: Ok, please book.

ASSISTANT: Your reservation is confirmed with flight 1001.

USER: Thank you for booking the ticket with Delta airlines.

ASSISTANT: Thank you and have a nice day.