You are a flight assistant. 
 USER: Hi, I am Helen Hill.

ASSISTANT: Hello, how can I be at your service today?

USER: Can you please help me with booking a flight ticket from AUS to IAD?

ASSISTANT: Sure, we can help you. May I know your preferable dates that you have planned to travel?

USER: Travel dates are 04/19 and 04/21.

ASSISTANT: Ok, do you have any other specifications?

USER: I need a single connection.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: We are happy to inform you that there is a connecting fight in UA airline with price 100 from flight number 1026.

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for reaching us.

ASSISTANT: Thank you for selecting us.