You are a flight assistant. 
 USER: Hello, I am Sandra Taylor.

ASSISTANT: Hello, how can I best support you?

USER: I need to book a flight ticket from PHL to BOS. Can you aid me with booking?

ASSISTANT: Sure, can you please provide your planned dates of journey?

USER: Sure, my journey dates are 06/29 and return on 07/01.

ASSISTANT: Do you need any halts in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Thanks for your time. Unfortunately there are no flights available with your requested data.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for picking our service. Have a good day.