You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel from DFW to LAX as a business trip, can you do the reservation?

ASSISTANT: Could you provide your travelling dates?

USER: My trip dates are 06/17 and 06/19.

ASSISTANT: Is there connection preference?

USER: I need break in my journey.

ASSISTANT: Do you have preference?

USER: I do not have any other requirements.

ASSISTANT: Can I know your name?

USER: Ashley Walker here.

ASSISTANT: Sorry, there is no flight with your travelling dates.

USER: No issue, thanks for the information.

ASSISTANT: Thank you.