You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a ticket from DCA to MCO. Could you book a ticket?

ASSISTANT: Sure, can you please specify me your dates of travel?

USER: Departure is Mar, 26 and return date is Mar, 28.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight.

ASSISTANT: Can I know your name?

USER: My name is Michelle Baker.

ASSISTANT: Let me know your other specifications?

USER: I prefer to fly in a normal-cost airlines.

ASSISTANT: There is a connecting flight 1021 of Hawaiian airlines, can I proceed?

USER: Please book a flight.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Welcome.