You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Can you book a flight ticket for me in any normal cost airlines?

ASSISTANT: Sure, may I know your airport codes?

USER: I am travelling from ORD to DCA.

ASSISTANT: Ok, please tell me your connection limit.

USER: I need single connecting flight.

ASSISTANT: Ok, share your travelling dates.

USER: My trip dates are 08/07 and 08/09.

ASSISTANT: Ok, do you have any other preferences?

USER: No.

ASSISTANT: Can I know your good name please?

USER: Raymond Adams here.

ASSISTANT: We found a United airline with fare of 100 and a lay by in between the journey matches your schedule.

USER: Please proceed.

ASSISTANT: Your ticket  has been confirmed with flight number 1016.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.