You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book the flight ticket from IAH to EWR. Can you please help me?

ASSISTANT: Sure, may I know your name?

USER: Dorothy Taylor.

ASSISTANT: Thank you. Please help me with your travel dates.

USER: My travel dates are Oct 20 and Oct 22.

ASSISTANT: Ok, is there any class preference?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with single connection in Delta Airlines and the ticket costs you 100 only in economy class. Flight departs at 16:00 hours and arrives at 12:00 hours. Can I book the ticket for you?

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked with the flight-1006.

USER: Thank you for the help.

ASSISTANT: You are welcome and thank you for choosing us.