You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you help me in doing a reservation from LGA to SEA?

ASSISTANT: Sure, please share your travel dates.

USER: My journey dates are July 27 to 29.

ASSISTANT: Is there any airline preference you have?

USER: No.

ASSISTANT: Can I know your connection requirement?

USER: I need a connecting flight.

ASSISTANT: Would you like to fly at any specific timings?

USER: Please ensure that my depart time must be in evening.

ASSISTANT: Do you want to fly in economy class or business class?

USER: I am comfortable in any class.

ASSISTANT: Ok, please mention your name to proceed further.

USER: Nicole Lewis here.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for contacting us and have a nice day.