You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight ticket from LAX to IAD?

ASSISTANT: Sure, I am here to help you. Please provide your travelling dates.

USER: My travel dates are Aug 15 and Aug 17.

ASSISTANT: Do you have any break in between journey?

USER: I prefer connecting flight for this trip.

ASSISTANT: Is there any other specifications for you?

USER: I would like to depart in the morning time for normal cost airline.

ASSISTANT: Sorry, no flights are available on your journey dates.

USER: No problem, thank you for the information.

ASSISTANT: May I know your good name for the documentation process?

USER: I am Ashley Clark.

ASSISTANT: Thank you for choosing us.