You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: Can you please book a flight ticket from DEN to IAH? As I have to reach Houston to attend a function over there.

ASSISTANT: I am here to help you about that. Can you please let me know your scheduled dates of journey?

USER: Thank you. I have planned my travel dates as Jan 18 and Jan 20.

ASSISTANT: Can you please provide your name for booking your flight ticket?

USER: Sure, myself Debra Mitchell.

ASSISTANT: Do you have any other specifications for your journey?

USER: Yes, I am looking for single connecting flight so please make sure that.

ASSISTANT: As per your requirements, I have found a connecting flight to your region on your planned dates of journey which departures in the afternoon having a ticket fare of 100 by Delta airlines. Shall I proceed with the booking?

USER: That is fine, please proceed with booking.

ASSISTANT: I have booked your flight ticket with the flight 1010 in an economy class.

USER: Thank you for your help.

ASSISTANT: You are welcome, thank you for opting our service.

USER: Most welcome.