You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: My name is Jennifer Edwards, can you help me to change my current reservation?

ASSISTANT: Jennifer, please give me a minute.

USER: Sure.

ASSISTANT: There is no reservation found with your details, Jennifer.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for choosing us, have a good day.