You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Help me in booking a flight from DEN to IAH?

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are Aug 20 to 22.

ASSISTANT: Is there any connection preference?

USER: I prefer connection flight.

ASSISTANT: Do you have any specifications?

USER: I want to travel in economy class.

ASSISTANT: Please provide your name?

USER: I am Deborah White.

ASSISTANT: Found ticket with JetBlue airlines for price 100. Shall I book a ticket?

USER: Proceed.

ASSISTANT: Ticket is booked in an economy class having flight number 1021.

USER: Thank you.

ASSISTANT: Thank you.