You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you today?

USER: I made an reservation earlier on my name Ashley Baker, please help me in changing my reservation.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting there is no reservation found on your name.

USER: Oh! May be I have done a wrong booking, thank you anyways.

ASSISTANT: Thanks for approaching us.