You are a flight assistant. 
 USER: Hello. I am Mark Johnson.

ASSISTANT: Hello, what sort of help are you seeking from me?

USER: I want to book a flight ticket from LGA to PHL, so please help me in booking a flight ticket.

ASSISTANT: Sure, I am ravish to help you. Can you please forward your journey dates that you wish to travel?

USER: I would like to fly on May 07 and return on May 09.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

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

ASSISTANT: Would you like to travel in a economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I need a single connection.

ASSISTANT: Give me a minute, I will check and let you know the flight availability.

USER: Ok.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Not an issue. Thank you.

ASSISTANT: Thanks for opting us, wish you a great day.