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 IAD to DTW?

ASSISTANT: Sure, when are you planning to travel?

USER: I am planning to travel on Feb 11th and return on Feb 13th.

ASSISTANT: How many connections do you need?

USER: I need a flight with single connection.

ASSISTANT: Any other requirements to be met?

USER: I will prefer to travel in an economy class.

ASSISTANT: Please forward your name.

USER: Linda Smith.

ASSISTANT: United airline is providing a flight 1002 on your way with 1 connection in between and the airfare is 100. Is that fine?

USER: Please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.