You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Raymond Wright.

ASSISTANT: How may I help you?

USER: I want to meet my mother on her birthday, can you please help me to book my flight ticket from PHL to SEA?

ASSISTANT: Sure, may I know your planned trip dates please?

USER: I will depart on 09/24 and return back on 09/26.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Raymond, no flights has been found on your journey dates.

USER: Not an issue, I will find an other way to travel. Anyway thank you for the information.

ASSISTANT: Thank you for reaching us.