You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Edward Thompson. Can you help me in booking a ticket from MSP to PHL?

ASSISTANT: Sure, can I know your travelling dates?

USER: From 11/07 to 11/09.

ASSISTANT: Ok. Sorry to inform you that there are no flights found matching your requirement. Sorry for the inconvenience.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.