You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dorothy Walker.

ASSISTANT: How may I help you out?

USER: Can you please help me to reserve a flight ticket from Phoenix-PHX to Houston-IAH?

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

USER: Thank you. My planned trip dates are Mar 4th and Mar 6th.

ASSISTANT: Please wait for a while.

USER: Ok, I will wait for your reply but please make sure that the connection limit is 1.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: That's fine, please proceed with the ticket booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1007.

USER: Thank you so much for your help in reserving a flight ticket.

ASSISTANT: Thank you for reaching us.

USER: Welcome.