You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your helping hand?

USER: Can you aid me to book a ticket from BOS to PHL?

ASSISTANT: Sure, may I know your name to book the ticket?

USER: Linda Nelson here.

ASSISTANT: Help me with the trip dates?

USER: My travel dates are Oct 13 and Oct 15 respectively.

ASSISTANT: Do you have any preferences?

USER: I prefer for single connection.

ASSISTANT: Sorry, no flights were running in your desired routes.

USER: No issue, thank you.

ASSISTANT: Thank you for reaching us.