You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Andrew Smith. I want to book a flight ticket to Washington DC-IAD, help me in booking my flight ticket from TX-AUS.

ASSISTANT: Sure, we are euphoric to help you. Kindly assign me your travel dates?

USER: My travelling dates will be 06/12 to 06/14.

ASSISTANT: Do you need any halt in your route?

USER: I need a halt.

ASSISTANT: Would you like to prefer business class or economy class?

USER: I need a economy class.

ASSISTANT: We found a connecting flight with price of 100 and Jet Blue airline. Shall I proceed to book 1014 flight number?

USER: You can proceed.

ASSISTANT: Your seat has been reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.