You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend business meeting held in Oakland, OAK. Can you please help me?

ASSISTANT: Ok, when did you scheduled to depart & return?

USER: I am fine with any time.

ASSISTANT: Do you have any class preference?

USER: No, class preference.

ASSISTANT: Is there any connection limit for you?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: May I know your name?

USER: Myself Deborah Martin.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No, other specifications. Please go ahead with the above mentioned requirement.

ASSISTANT: May I know your arrival airport code?

USER: My source airport code is Washington, IAD and destination airport code is OAK.

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My travelling dates are Feb 11 and Feb 13.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: We found a connecting flight with 1013 flight number and the fare of 100 in Delta Airlines. Shall I proceed to book it?

USER: Please proceed.

ASSISTANT: Ok, your flight ticket has been successfully booked in economy class.

USER: Thank you for your help.

ASSISTANT: Thanks for contacting us.