You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jack Lewis here.

ASSISTANT: How can I assist you today?

USER: Can you book a flight ticket for my airport codes that is from LAX to PHL?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: The travel dates are from 02 Mar to 04 Mar.

ASSISTANT: May I know your class preference please?

USER: That does not matter.

ASSISTANT: Do you have any specifications regarding your departure and return time?

USER: I would like to depart in the morning time.

ASSISTANT: Please let me know if you have any other specifications.

USER: The return time will be in the evening.

ASSISTANT: Ok, please wait for a while.

USER: I need a single connecting flight.

ASSISTANT: Ok. Sorry to inform you that there are no flights available for you on those dates with your given details.

USER: That is not a problem. Thank you.

ASSISTANT: Thank you for choosing us, have a nice day.