You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My travel dates are May 19 and May 21 respectively.

ASSISTANT: Do you need any break in between journey?

USER: I prefer for a lay by.

ASSISTANT: Are there any other specifications?

USER: No other preferences for me.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: Laura Smith here.

ASSISTANT: There is a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket is confirmed in flight 1027.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.