You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend a live concert at Philadelphia. Can you help me book a connecting flight from Dallas & Fort Worth?

ASSISTANT: Sure, can you please provide me your travel dates?

USER: I need to travel on 05/17 and 05/19.

ASSISTANT: Can you mention me your airport codes?

USER: They are from DFW to PHL.

ASSISTANT: May I know your name?

USER: My name is Jerry Phillips.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found with your name.

USER: That's fine, thank you for the response.

ASSISTANT: Thanks for reaching us.