You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking a flight ticket from ORD to IAD?

ASSISTANT: Sure, can you share your trip dates?

USER: My trip dates are from Aug 25th to Aug 27th.

ASSISTANT: Do you have any connection limit?

USER: I want a single connection in between my journey.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Are there any other requirements?

USER: No.

ASSISTANT: Please forward your name.

USER: I am Robert Carter.

ASSISTANT: We found a connecting flight of fare 100 with airline United and number 1011. Can I book?

USER: Yes, please book.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.