You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Sharon Collins. I would like to book a flight ticket from HOU to DEN to meet my friends. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, when would you like to plan your journey?

USER: I would like to travel on dates 08/20 and 08/22.

ASSISTANT: May I know your connection preference?

USER: Yes, I need a break in between the journey.

ASSISTANT: May I know your specific timings of your journey?

USER: I want to return in the afternoon.

ASSISTANT: Do you have any other specifications?

USER: No, I do not have any other specifications.

ASSISTANT: I found an economy class in Delta airlines with fare 100 and it has single connection. Can I book your ticket?

USER: You can proceed with booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1012.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.