You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you  please book a flight ticket from PHL to LAX?

ASSISTANT: Yes, I am happy to serve you. Could you please tell me your planned journey dates?

USER: Thank you. I have  planned my travel  dates as Dec 16 and Dec 18.

ASSISTANT: On which name do you want me to book the ticket?

USER: Sure, myself Samuel White.

ASSISTANT: Do you have any concern about the airlines?

USER: No, I am not specific about any airlines.

ASSISTANT: Ok, can I know your other specifications?

USER: I am looking for single connecting flight.

ASSISTANT: I have found a flight which is provided by the Southwest airlines with the ticket fare 100. Shall I book it for you?

USER: That is fine,  please proceed with booking.

ASSISTANT: Your ticket is generated successfully with the flight-1001.

USER: Thank you for your  help.

ASSISTANT: Have a nice journey. Thank you for contacting us.

USER: Most welcome.