You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit Seattle to attend a wedding ceremony, can you please book me a ticket from DEN to SEA?

ASSISTANT: Could you please provide me your trip dates?

USER: My preferable journey dates are from 07/15 to 07/17.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: Please share your name with me.

USER: My name is Jessica Campbell.

ASSISTANT: Spirit airlines with flight number 1019 for you with 1 connection.

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is reserved successfully.

USER: Thank you for booking my ticket.

ASSISTANT: Most welcome.