You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to change my recent reservation, can you please help me?

ASSISTANT: Sure, please mention your name to check your reservation details in our database.

USER: Myself Kathleen Carter.

ASSISTANT: I found your reservation, please let me know your travel dates.

USER: My new travelling dates are Dec,10 and Dec,12.

ASSISTANT: May I know your airport codes?

USER: Airport codes are SFO and ORD.

ASSISTANT: Do you have any preferences?

USER: I need a direct flight with 0 connection is preferred.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Flight-1025 is available in Delta airlines with direct flight and the flight fare is 200. Can I proceed?

USER: Please proceed with the reservation.

ASSISTANT: Your booking is confirmed.

USER: Thank you for reserving my flight ticket.

ASSISTANT: Thank you for reaching us.

USER: Myself Kathleen Carter.

ASSISTANT: Thank you for providing your details.