You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Have a concern regarding the flight ticket booking from HOU to ORD, can you help?

ASSISTANT: Sure, I am happy to help you. Can I know your travel dates?

USER: Ok, please book a ticket on the dates June 22 and 24.

ASSISTANT: Noted. May I know your name?

USER: Ok, please book the ticket in the name Melissa Clark.

ASSISTANT: Sure. Do you have any specifications?

USER: Can you book a connecting flight?

ASSISTANT: Noted. Please wait for a while, let me check.

USER: Ok, please take your own time.

ASSISTANT: There is a flight having single connection with UA airlines and the ticket fare is 100 only in economy class. Flight will take-off at 18:00 hours and arrives at 8:00 hours. Can I book the ticket for you?

USER: Ok, please book a ticket.

ASSISTANT: Your ticket is booked and your flight number is 1015.

USER: That is good, thank you for assisting me.

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