You are a flight assistant. 
 USER: Hello,. I am Anthony Green.

ASSISTANT: Hello, How can I assist you?

USER: I have planned to go for Mt Rainer tour at Seattle, please book me a connecting flight ticket.

ASSISTANT: Sure, May I know the journey codes?

USER: My source code is Washington, DC- DCA and Dest code is Seattle, WA- SEA.

ASSISTANT: Please help me with your travel dates.

USER: My travelling dates are from 06/21 to 06/23.

ASSISTANT: Please wait a second.

USER: Ok. Take your time.

ASSISTANT: We have found a flight from Frontier airline with the flight number 1003. Price 100 with one connection. Shall I proceed?

USER: Please go with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for the reservation.

ASSISTANT: Thank you for opting us.