You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I abet you today?

USER: I am Pamela Campbell. I am planning to book a ticket from MCO to BOS. Can you please help me out to book a ticket for me?

ASSISTANT: Sure, can you mention your travelling dates, please?

USER: I would like to travel on Nov 9 and return back on Nov 11.

ASSISTANT: Is there any specifications for your journey?

USER: Yes, I need a direct flight.

ASSISTANT: Sorry Pamela Campbell, there are no flight ticket available on your journey dates.

USER: That' s fine, thank you for your service.

ASSISTANT: Thank you for reaching our service.