You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: My name is Ruth Rodriguez. I would like to book a ticket from BOS and DFW.

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

USER: My travel dates are Apr 20 and Apr 22.

ASSISTANT: Do you need any halt in this journey?

USER: I would like to travel directly.

ASSISTANT: I am sorry no direct flight found on your route.

USER: No issue, thank you for your time.

ASSISTANT: Thank you for choosing us.