You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joshua Thompson.

ASSISTANT: How may I assist you?

USER: Actually I am an artist and I have a competition in Philadelphia Hall. So, I have to participate in the competition. Can you please guide me in flight ticket booking on 02/08?

ASSISTANT: Ok, may I know your airport codes?

USER: Sure, my preferable regional airport codes are from HOU to PHL.

ASSISTANT: Fine, do you have any return journey date?

USER: Yes, I have return plan also on 02/10 and you can book the return ticket also.

ASSISTANT: Thanks for your information, please hold on a moment.

USER: It's alright and I can wait for your reply.

ASSISTANT: Thanks for your time, there is a flight-1015 on Spirit airlines. Shall I book it?

USER: Ok, if the connection limit is 1 then please book the ticket as quick as possible.

ASSISTANT: Ok, booking has been completed.

USER: Thank you for your service in my ticket reservation.

ASSISTANT: Welcome, have a safe flight.