You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: Can you please help me to search a flight with 1 connection limit?

ASSISTANT: Ok, tell me your airport codes for this journey please?

USER: Sure, the corresponding airport codes are from ATL to PHL.

ASSISTANT: What is your name?

USER: My name is Elizabeth Parker.

ASSISTANT: What dates will you prefer for this trip, let me know?

USER: Sure, the travelling dates are 03/25 to 03/27.

ASSISTANT: Elizabeth Parker, wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there are no flights on your preferred dates.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching our services. Have a nice day.

USER: Thank you for your information.