You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me to book a flight ticket from PHX to IAH?

ASSISTANT: May I know your travelling dates?

USER: I planned my journey on the dates Apr 28 and 30 respectively.

ASSISTANT: Is there any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your good name?

USER: Myself Debra Wilson.

ASSISTANT: Do you have any other requirements?

USER: No, other requirements.

ASSISTANT: Please wait.

USER: Sure, I will wait.

ASSISTANT: Spirit Airlines providing connecting flight in the economy class with fare 300, can I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed with flight number 1015.

USER: Thank you for your help.

ASSISTANT: Thank you.