You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Virginia Garcia.

ASSISTANT: How may I assist you today?

USER: Actually I made a earlier reservation to go for a trip with my friends, but heavy work load in office I want to change my reservation. Can you help me?

ASSISTANT: Sure, I am here to help you, please wait for a minute to check the reservation details.

USER: Ok.

ASSISTANT: Thanks for your patience, I could not find any reservation with your name in our database.

USER: No issue. Thank you.

ASSISTANT: Welcome.