You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide assistance to you?

USER: Carolyn Mitchell here, I want to travel from PHL to BOS. can you please help me to book a ticket?

ASSISTANT: Sure, please share your journey dates?

USER: My travelling dates will be on 09/05 to 09/07. I need a connecting flight.

ASSISTANT: Please hold on. I will get back to you.

USER: Ok.

ASSISTANT: Thanks for your waiting. Sorry to inform you that there are no flights found with your details.

USER: Not an issue, thank you.

ASSISTANT: Thank you for consulting us.