You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Robert Lopez. Can you please help me in booking my flight ticket from LAS to DCA?

ASSISTANT: Sure, I am here to help you out. Please share me your trip dates.

USER: Ok, my travelling dates 08/12 ans 08/14.

ASSISTANT: Here is a connecting flight and price is 100 in Delta airlines, can I proceed with it?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with 1005 flight.

USER: Thank you for you help.

ASSISTANT: Thank you for reaching us.