You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from PHX to IAH?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are Jan 18 and 20.

ASSISTANT: Do you want connecting flight?

USER: I need connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I need economy class ticket.

ASSISTANT: May I know your name please?

USER: I also prefer normal cost airline and myself Larry Smith.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a Delta airline, flight number: 1002, price: 100 with one connection.

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been reserved in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.