You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Angela Lewis here, I want to reserve my ticket from DCA to IAD, can you please help me?

ASSISTANT: Sure, please share your travel dates.

USER: Sure, my preferable dates of journey is from 05/13 to 05/15. Please make sure that the connections limit is 1.

ASSISTANT: I found a flight 1018 of UA airlines matches with your preferences, can I proceed?

USER: Ok, please book it.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for reaching us.