You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I provide assistance to you?

USER: Can you book a flight ticket for me in a connecting flight?

ASSISTANT: Sure, When you are willing to travel?

USER: I want to travel in Aug from 25th to 27th.

ASSISTANT: May I know your class preference?

USER: I am fine with any class.

ASSISTANT: Can you please share your depart and arrival airport codes?

USER: My airport codes are HOU to DEN.

ASSISTANT: Ok, Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: We are happy to inform you that, American Airline provides you a flight with a fare of 300 and single connection in economy class. Can I proceed for booking?

USER: Yes, please book the ticket on name Anthony Harris.

ASSISTANT: May I know your name for booking?

USER: I mentioned above.

ASSISTANT: Sure, your booking has been done on your specified name.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching our service.