You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I am Sarah Gonzalez, can you help me in booking my flight ticket to New York to see it's art and culture?

ASSISTANT: Sure, I am here to help you. Please help me with your respective airport codes.

USER: Thank you for considering my request, my source and destination airport codes are IAH and LGA respectively.

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, my travelling dates are Feb 26 and Feb 28.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Are you comfortable with economy class?

USER: Yes.

ASSISTANT: Thanks for providing details, no flights are available on your preferable dates of journey.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for opting us.