You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Edward Martinez here.

ASSISTANT: How can I help you?

USER:  I am planning to reserve a plane ticket from LAS to HOU, can you please help me out?

ASSISTANT: Sure, may I know your travel dates please?

USER: My trip dates are from 06/10 to 06/12.

ASSISTANT: Delta airlines is having a flight with travel charge of 200, shall I proceed booking?

USER: Ok, please book it to me.

ASSISTANT: Your ticket has been booked with flight-1015, have a safe journey.

USER: Thanks a lot.

ASSISTANT: Welcome, thank you for choosing us.