You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Emily Carter here.

ASSISTANT: Emily Carter. How may I help you.

USER: I want to book a flight ticket from DCA to LAX to meet my parents. Can you help me in that?

ASSISTANT: Sure, my pleasure. Can I have your tour trip dates.

USER: I will fly on July 3 and return on July 5.

ASSISTANT: Give me a moment please.

USER: Sure, take your own time.

ASSISTANT: JetBlue airlines with flight 1007 is providing service on your route. Have you got any preferences?

USER: I need a connecting flight.

ASSISTANT: Yes, we have a halt with the cost of 300 in the economy class. Shall I proceed.

USER: You can proceed for booking.

ASSISTANT: Your ticket is reserved. Have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.