You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: I am Betty Lee here, I want to reserve my ticket from DEN to JFK, can you please help me out?

ASSISTANT: Sure, we are willing to help you.

USER: Thank you.

ASSISTANT: Could you please provide your depart and arrival dates?

USER: Sure, my planned dates of journey are from Apr, 19 to Apr, 21.

ASSISTANT: May I know your connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: Not required.

ASSISTANT: Ok, please wait for a minute.

USER: Sure, I will wait.

ASSISTANT: We found a connecting flight from American Airlines in economy class and fare is 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed with a flight number 1012.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for availing us.