You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me change my reservation to next week?

ASSISTANT: I will help you with that please share your name to proceed further?

USER: Sure, my name is Sandra Wright.

ASSISTANT: I will check the status of your reservation and revert to you.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name to change as per your preferences.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for choosing us.