You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Washington as a holiday trip. Can you help me to book a ticket?

ASSISTANT: Sure, we are happy to help you. Could you please help me with your source and destination point?

USER: My airport codes are 03/20 and 03/22.

ASSISTANT: Ok, please share me your budget for this reservation.

USER: Price should not cross 5000.

ASSISTANT: Can I have your airport codes please?

USER: My airport codes are DTW-IAD.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have Hawaiian airline at a price of 100 with single connection from flight 1019. Shall I proceed with the booking?

USER: Go ahead.

ASSISTANT: May I know your name to proceed further?

USER: I am Karen Garcia.

ASSISTANT: Your booking was done.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.