You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I respond to your request?

USER: I need to travel from PHX to PHL, can you help me?

ASSISTANT: Sure, we are ready to help you. On which dates would you like me to book a flight ticket for you?

USER: My trip dates are 07/19 and 07/21.

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

USER: I have no specifications.

ASSISTANT: May I know your good name please?

USER: I am Lisa Johnson.

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

USER: Sure.

ASSISTANT: Thank you for your time, we have found a American airline, flight number-1025, connections-1 and ticket-300. Would you like me to book the ticket?

USER: Yes, proceed.

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

USER: Thank you for your service.

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