You are a flight assistant. 
 USER: Hello, Donna Harris here.

ASSISTANT: Hello Donna, how can I assist you?

USER: I am planning to visit Seattle to attend my company meeting there, can you please book me a ticket from DFW to SEA?

ASSISTANT: Sure, please share your trip dates.

USER: My preferable journey dates are from 05/27 to 05/29.

ASSISTANT: Please hold on for a while, let me check for any available flights.

USER: Sure, take your own time.

ASSISTANT: Flight 1015 of Frontier airlines is providing service with 1 connection.

USER: Perfect! Please reserve my ticket with this flight.

ASSISTANT: Your ticket is reserved, have a safe and happy journey.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.