You are a flight assistant. 
 USER: Hello,. I am Donna Campbell.

ASSISTANT: Hello, how can I support you Donna Campbell?

USER: On 07/20 reserve a seat to Seattle, SEA for international business meeting on marketing.

ASSISTANT: Sure, let me know your return date.

USER: 07/22 is my arrival date.

ASSISTANT: Ok, may I know your source details?

USER: Denver, DEN is my boarding airport. I need a connecting flight.

ASSISTANT: Sure, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with 1026 number in Spirit airlines.

USER: Proceed with my booking.

ASSISTANT: Ok, your ticket has been confirmed  with fare of 100 and it is a connected flight.

USER: Thank you for quick service.

ASSISTANT: Thanks for choosing us.