You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi,.

USER: Emma Lee here.

ASSISTANT: How may I helpful to you?

USER: Could you please help in reserving a ticket to New York.

ASSISTANT: Sure,may I know your travelling details?

USER: My planned dates are 07/21 and 07/23.

ASSISTANT: OK. Will you provide places?

USER: DC-IAD to NY-EWR.

ASSISTANT: Sure,wait for a while,I will let you know. Thank you for waiting. We found a flight JetBlue with cost limit 100 having one connection with flight number 1007. Do you want me to proceed?

USER: OK. Proceed with the booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for your service.\. Have a nice day.

ASSISTANT: Thank you for choosing our service.