You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you?

USER: I am a Dancer, I want to participate in Cultural program held at DC- IAD on 12/28.

ASSISTANT: Can you provide the journey details?

USER: Sure, I will return on 12/30 and my source is NC - CLT.

ASSISTANT: Please wait a moment, I will check the availability and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting. We found a flight with Delta airline, with flight number: 1025, with a price of 100 with a single connection.

USER: Ok, you can confirm my booking.

ASSISTANT: Can you please provide the name so that I can confirm booking?

USER: I am Nancy Adams.

ASSISTANT: Your booking has done.

USER: Thank you for your support.

ASSISTANT: Thanks for contacting us.