You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is David Thompson, can you help me to book a flight ticket from HOU to PHX?

ASSISTANT: Can you please share your planned journey dates?

USER: Ok, the dates I had planned are Aug 16 and Aug 18 respectively.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

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

USER: That is perfect, please book.

ASSISTANT: Ok, your booking is confirmed with flight number 1029.

USER: Thank you for assisting me with the flight ticket booking.

ASSISTANT: Thank you for choosing us.