You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Could you please book a flight ticket from DFW to SEA?

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are Nov 28 and Nov 30.

ASSISTANT: Do you have any connection preference?

USER: I need a single connecting flight.

ASSISTANT: Is there any preference?

USER: No.

ASSISTANT: Found direct flight with United airlines for price 200.

USER: Ok, proceed.

ASSISTANT: Please provide your name?

USER: I am Ashley Wright.

ASSISTANT: Your ticket is booked having flight number 1001.

USER: Thank you.

ASSISTANT: Thank you.