You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: Can you please book my flight ticket from DEN to MCO?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are 01/29 and 01/31.

ASSISTANT: Meanwhile, may I know your name?

USER: Myself Patrick Lewis.

ASSISTANT: Flight-1021 is available for you, can I book it?

USER: Ok, please proceed.

ASSISTANT: Booking confirmed by the name of Patrick Lewis.

USER: Thank you.

ASSISTANT: Thank you for reaching us.