You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to change my ticket reservation that when I am booking a ticket it show with a connecting flight but now it got emergency and I need a direct flight to travel, so can you please help me in changing my recent ticket booking?

ASSISTANT: Sure, may I know your name please to check the reservation status?

USER: Yes, my name is Debra Gonzalez.

ASSISTANT: Debra, there is no reservation found with your details.

USER: Ok, I think when I am placing the ticket it shown the error during payment, that's why it is not showing to you. Anyways, thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: Welcome.