You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you please book me a ticket from ORD to SEA?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I am planning my journey on the dates of Oct 08 and Oct 10.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: Are you looking for a direct flight or connecting flight?

USER: I prefer direct flight for this trip.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I prefer economy class flight.

ASSISTANT: There is a direct flight with ticket fare 200 in Delta airlines in economy class. Is it ok for you?

USER: That's Perfect! Please reserve my ticket in this flight with my name Christine Perez.

ASSISTANT: Your booking is confirmed with flight number 1015. Departure time is 1:00 AM and arrival time is 4:00 AM.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us, have a nice day.