You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book me a flight ticket from LGA to EWR to attend a sports festival?

ASSISTANT: Sure, let me know your travelling dates.

USER: I have planned to depart on Jan 6 and return on Jan 8.

ASSISTANT: Please share your airline preference.

USER: I am comfortable with any airline.

ASSISTANT: Is there any other specifications?

USER: I would be comfortable with single connection.

ASSISTANT: May I know your name?

USER: My name is John Hall.

ASSISTANT: Sorry, there are no flights found based on your details.

USER: It's ok, I will check with another agency. Thank you for the information.

ASSISTANT: Thank you for choosing us.