You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: I would like to meet my client at Las Vegas. Please help me to book my flight ticket from HOU to LAS.

ASSISTANT: Sure, we are here to help you. Please help me with your travelling dates.

USER: Yes, I will depart on June 19th and return back on June 21st.

ASSISTANT: Do you prefer any lay by in between journey?

USER: Yes, I need a flight having single connection.

ASSISTANT: May I know your class preference?

USER: I am fine with any class.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: Can I have your good name?

USER: My name is Richard Anderson.

ASSISTANT: Thanks for providing details, we found a connecting flight in 1004 United Airlines with a fare of 100. Can I proceed for booking?

USER: Yes, please book the ticket for me.

ASSISTANT: Your ticket has been booked.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.