You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Can you help me in booking a flight ticket to HOU from PHX in April month?

ASSISTANT: Sure, we are ecstatic to help you. When are you planning to go and return back from your journey?

USER: Thank you for considering my request. I have planned my journey on Apr 25 and need to return back to my location on Apr 27.

ASSISTANT: Do you prefer any lay by in between journey?

USER: Yes, I need lay by in between my journey.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Lisa Parker.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your time, we have found a American airline, flight number-1009, connections-1 and ticket-200. Would you like me to book the ticket?

USER: Yes, you can proceed with the booking in the flight which you have mentioned above suits all my requirements.

ASSISTANT: Sure, a seat has been reserved successfully for a economy class flight.

USER: Thank you for your kind service.

ASSISTANT: Thank you for your presence. We hope to serve you again.