You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Andrew Phillips.

ASSISTANT: Yes Phillips, what can I do for you?

USER: I have planned to visit Rodin Museum.Can you please help me in booking my ticket?

ASSISTANT: May I know your airport codes?

USER: I want to travel from MSP to PHL.

ASSISTANT: Can you please tell me your required dates?

USER: My travel dates are from 10/29 to 10/31.

ASSISTANT: Sorry Phillips, there is no flight found with your requirements.

USER: No problem, thank you for checking.

ASSISTANT: Most welcome.