You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Melissa Thompson. Can you help me in booking the ticket from OAK to DCA?

ASSISTANT: Sure, please forward your travelling dates?

USER: My planning dates are from 03/26 to 03/28.

ASSISTANT: Do you have any other specifications?

USER: I need a flight with 1 connection.

ASSISTANT: Thanks for sharing your details, we found a connecting flight under fare of 100 in Frontier airline. Shall I proceed for booking?

USER: That's great, please proceed.

ASSISTANT: Your ticket has been booked with in 1021 flight number.

USER: Thank you for your help.

ASSISTANT: Thanks for contacting us.