You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: I am planning to attend a event in Denver, can you please make a reservation from ORD to DEN?

ASSISTANT: Sure, let me know your trip dates.

USER: My journey start on Mar 28th, and arrival on Mar 30th.

ASSISTANT: Do you have any connection limit?

USER: I prefer  a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Virginia Martinez.

ASSISTANT: We found a connecting flight 1021 in Hawaiian airline with fare 100 and class is economy. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for availing us.