You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: I would like to meet my client at Philadelphia, please help me to book my flight ticket from IAH to PHL.

ASSISTANT: Sure, please share me your planned journey dates?

USER: I would like to depart on July 4th and return back on July 6th.

ASSISTANT: Do you want a connecting flight?

USER: Yes.

ASSISTANT: Is there any other requirement?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Ronald Collins.

ASSISTANT: I found a connecting flight 1027 of airline Spirit, fare is 100 and class is economy. Shall I proceed with booking?

USER: Yes, please book the ticket for me.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thank you for visiting us, have a nice journey.