You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Dorothy Taylor. Could you help me in booking a flight ticket from New York to Chicago on 10/22?

ASSISTANT: Sure, may I know your return date?

USER: I want to return on 10/24.

ASSISTANT: Help me with your airport codes?

USER: My source and destination airport codes are NY - JFK, IL - ORD.

ASSISTANT: Thanks for your details, we found a connecting flight 1011 in Frontier airline with fare 100. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing.