You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Could you please book a flight ticket to Chicago from New York with a  connecting flight?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your airport codes?

USER: My journey airport codes are LGA and ORD.

ASSISTANT: Can you please provide your travel dates?

USER: I want to depart on July 13th morning and return back on July 15th.

ASSISTANT: Do you have any airline preference?

USER: I am comfortable with any airline.

ASSISTANT: At what time are you planning to depart and return time?

USER: I already mentioned above, please check it once.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to inform you, no flights are found with your criteria.

USER: No problem, thank you for the information.

ASSISTANT: Thank you very much for approaching our agency. May I know your name please?

USER: My name is Jonathan Martinez.

ASSISTANT: Thank you for mentioning name.