You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol Williams.

ASSISTANT: How may I help you out?

USER: I need to book a connecting flight, could you please help me with booking a flight ticket?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are July 17 and July 19.

ASSISTANT: Can you provide your airport codes too?

USER: Sure, my airport codes are HOU and PHX.

ASSISTANT: There is a flight with connection 0 and flight number 1008.

USER: You can proceed with booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1018.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.